| Guoguang Laboratory School, National Sun Yat-sen University | |
| Native Name: | 國立中山大學附屬國光高級中學 |
| Established: | 1959 |
| Type: | Public High School |
| Grades: | 1~6 |
| Campus: | 6.1264 hectares |
| Students: | 1,080 |
| Gender: | Male & female |
| Country: | Taiwan |
| Homepage: | kksh.nsysu.edu.tw |
Guoguang Laboratory School, National Sun Yat-sen University (GGSH or KKSH;) is an affiliated school of National Sun Yat-sen University located in Nanzih District, Kaohsiung, Taiwan.